Throw fp exceptions in Windows 32 bit build.

Telegram/SourceFiles/core/launcher.cpp

@@ -270,12 +270,12 @@ std::unique_ptr<Launcher> Launcher::Create(int argc, char *argv[]) {
 	return std::make_unique<Platform::Launcher>(argc, argv);
 }
 
-Launcher::Launcher(
+Launcher::Launcher(int argc, char *argv[])
-	int argc,
-	char *argv[])
 : _argc(argc)
 , _argv(argv)
 , _baseIntegration(_argc, _argv) {
+	crl::toggle_fp_exceptions(true);
+
 	base::Integration::Set(&_baseIntegration);
 }
 

Telegram/SourceFiles/core/launcher.h

@@ -13,9 +13,7 @@ namespace Core {
 
 class Launcher {
 public:
-	Launcher(
+	Launcher(int argc, char *argv[]);
-		int argc,
-		char *argv[]);
 
 	static std::unique_ptr<Launcher> Create(int argc, char *argv[]);
 

Telegram/SourceFiles/media/streaming/media_streaming_file.cpp

@@ -412,7 +412,9 @@ void File::start(not_null<FileDelegate*> delegate, crl::time position) {
 
 	_reader->startStreaming();
 	_context.emplace(delegate, _reader.get());
+
 	_thread = std::thread([=, context = &*_context] {
+		crl::toggle_fp_exceptions(true);
 		context->start(position);
 		while (!context->finished()) {
 			context->readNextPacket();